Jun 25, 2026 • Leetcode
Maximum Length of Repeated Subarray
Given two integer arrays nums1 and nums2, return the maximum length of a subarray that appears in both arrays.
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Jun 24, 2026 • Leetcode
Mini Parser
Given a string s represents the serialization of a nested list, implement a parser to deserialize it and return the deserialized NestedInteger.
Read more →Jun 08, 2026 • Leetcode
Valid Parenthesis String
Given a string s containing only three types of characters: '(', ')' and '*', return true if s is valid.
Read more →Jun 05, 2026 • Leetcode
Reorganize String
Given a string s, rearrange the characters of s so that any two adjacent characters are not the same.
Read more →Jun 04, 2026 • Leetcode
Find Two Non-overlapping Sub-arrays Each With Target Sum
You are given an array of integers arr and an integer target.
Read more →Jun 03, 2026 • Leetcode
Longest Arithmetic Subsequence
Given an array nums of integers, return the length of the longest arithmetic subsequence in nums.
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